SL5 combines multiple technologies for lightening skin discolorations - darkened scars, liver spots, ages spots, freckles, under eye circles. Easy-to-use, brush-on serum. Scarlight MD is a fast absorbing serum that is clinically prove to lighten darkened skin discolorations. In some cases, the pigment cells (melanocytes)), which are responsible for our skin coloration, are over-active after injury. This can result in a darkened scar. Scarlight MD is a unique formulation that combines multiple